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Inverse View
It is not the case that Sophisms involving logical operators require elucidation of logical form, not revision of inference rules
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Reasons For
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Reason for 1 of 2
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1.
Priest's dialetheism demonstrates that certain logical paradoxes (e.g., the Liar) resist purely formal disambiguation and demand revision of classical inference rules like ex contradictione quodlibet.
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2.
If sophisms involving self-reference or semantic closure cannot be dissolved by clarifying logical form alone, then the inference rules permitting such derivations are themselves defective.
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Reason for 2 of 2
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1.
Medieval obligationes literature, including Heytesbury's own contemporaries like Burley, treated certain sophisms as revealing genuine indeterminacy in consequence relations, not mere misapplication of agreed rules.
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2.
When competent logicians systematically disagree about which inferences are valid in a sophismatic context, the dispute concerns the rules themselves, not merely their application to an obscure logical form.
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Reasons Against
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Reason against
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1.
The underlying inference rules in sophisms are assumed to be legitimate
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2.
Sophisms arise from misapplication of legitimate inference rules, not from defects in the rules themselves
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